reverberation

reverberationre‧ver‧be‧ra‧tion /rɪˌvɜːbəˈreɪʃən $ -ɜːr-/ noun1[countable usually plural]EFFECT/INFLUENCE a severe effect that is caused by a particular event and continues for a long time syn repercussionthe scandal’s political reverberations2[countable, uncountable]CSOUND a loud sound that is heard again and again as it is sent back from different surfaces → echo